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/* -*- c++ -*- */
/*
* Copyright 2015,2016 Free Software Foundation, Inc.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#ifndef INCLUDED_DTV_DVBT_INNER_CODER_IMPL_H
#define INCLUDED_DTV_DVBT_INNER_CODER_IMPL_H
#include "dvbt_configure.h"
#include <gnuradio/dtv/dvbt_inner_coder.h>
namespace gr {
namespace dtv {
class dvbt_inner_coder_impl : public dvbt_inner_coder
{
private:
const dvbt_configure config;
static const int d_lookup_171[128];
static const int d_lookup_133[128];
int d_ninput;
int d_noutput;
int d_reg = 0;
// Code rate k/n
const int d_k;
const int d_n;
// Constellation with m
const int d_m;
// input block size in bytes
const int d_in_bs;
// bit input buffer
std::vector<unsigned char> d_in_buff;
// output block size in bytes
const int d_out_bs;
// bit output buffer
std::vector<unsigned char> d_out_buff;
inline void generate_codeword(unsigned char in, int& x, int& y);
inline void generate_punctured_code(dvb_code_rate_t coderate,
unsigned char* in,
unsigned char* out);
public:
dvbt_inner_coder_impl(int ninput,
int noutput,
dvb_constellation_t constellation,
dvbt_hierarchy_t hierarchy,
dvb_code_rate_t coderate);
~dvbt_inner_coder_impl();
void forecast(int noutput_items, gr_vector_int& ninput_items_required) override;
int general_work(int noutput_items,
gr_vector_int& ninput_items,
gr_vector_const_void_star& input_items,
gr_vector_void_star& output_items) override;
};
} // namespace dtv
} // namespace gr
#endif /* INCLUDED_DTV_DVBT_INNER_CODER_IMPL_H */
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